]> git.zerfleddert.de Git - proxmark3-svn/blobdiff - client/cmdlft55xx.c
CHG: rename of methods to follow naming convention
[proxmark3-svn] / client / cmdlft55xx.c
index f7465022960dd760a131bc08201de28c735d2eaf..4165f71223e897c2a044ca275343a22ffe0da5a3 100644 (file)
@@ -37,7 +37,7 @@ typedef struct {
 } t55xx_conf_block_t;\r
 \r
 // Default configuration: FSK, not inversed.\r
-t55xx_conf_block_t config = { .modulation = 0, .inversed = FALSE, .block0 = 0x00};\r
+t55xx_conf_block_t config = { .modulation = 2, .inversed = FALSE, .block0 = 0x00};\r
 \r
 int usage_t55xx_config(){\r
        PrintAndLog("Usage: lf t55xx config [d <demodulation>] [i 1]");\r
@@ -105,6 +105,15 @@ int usage_t55xx_dump(){
        PrintAndLog("");\r
        return 0;\r
 }\r
+int usage_t55xx_detect(){\r
+       PrintAndLog("Usage:  lf t55xx detect");\r
+       PrintAndLog("");\r
+       PrintAndLog("Examples:");\r
+       PrintAndLog("      lf t55xx detect");\r
+       PrintAndLog("      lf t55xx detect 1");\r
+       PrintAndLog("");\r
+       return 0;\r
+}\r
 \r
 static int CmdHelp(const char *Cmd);\r
 \r
@@ -168,9 +177,8 @@ int CmdT55xxSetConfig(const char *Cmd){
        config.block0 = 0;\r
        return 0;\r
 }\r
-// detect configuration?\r
 \r
-int CmdReadBlk(const char *Cmd)\r
+int CmdT55xxReadBlock(const char *Cmd)\r
 {\r
        int block = -1;\r
        int password = 0xFFFFFFFF; //default to blank Block 7\r
@@ -209,54 +217,140 @@ int CmdReadBlk(const char *Cmd)
        uint8_t got[12000];\r
        GetFromBigBuf(got,sizeof(got),0);\r
        WaitForResponse(CMD_ACK,NULL);\r
-\r
        setGraphBuf(got, 12000);\r
 \r
-       if (block == 0){\r
-               // try a detection.     \r
+       DecodeT55xxBlock();\r
+       PrintAndLog("FIRE");\r
+       printT55xxBlock("");\r
+\r
+       return 0;\r
+}\r
+\r
+void DecodeT55xxBlock(){\r
+       \r
+       char buf[6] = {0x00};\r
+       char *cmdStr = buf;\r
+\r
+       // use the configuration\r
+       switch( config.modulation ){\r
+               case 1:\r
+                       sprintf(cmdStr,"0 %d", config.inversed );\r
+                       FSKrawDemod(cmdStr, FALSE);\r
+                       break;\r
+               case 2:\r
+                       sprintf(cmdStr,"0 %d 1", config.inversed );\r
+                       ASKmanDemod(cmdStr, FALSE, FALSE);\r
+                       PrintAndLog("ice");\r
+                       break;\r
+               case 3:\r
+                       sprintf(cmdStr,"0 %d 1", config.inversed );\r
+                       PSKDemod(cmdStr, FALSE);\r
+                       break;\r
+               case 4:\r
+                       sprintf(cmdStr,"0 %d 1", config.inversed );\r
+                       NRZrawDemod(cmdStr, FALSE);\r
+                       break;\r
+               case 5:\r
+                       //BiphaseRawDecode("0",FALSE);\r
+                       break;\r
+               default:\r
+               return;\r
+       }\r
+}\r
+\r
+int CmdT55xxDetect(const char *Cmd){\r
+       char cmdp = param_getchar(Cmd, 0);\r
+       if (cmdp == 'h' || cmdp == 'H')\r
+               return usage_t55xx_detect();\r
+       \r
+       // read block 0, Page 0. Configuration.\r
+       UsbCommand c = {CMD_T55XX_READ_BLOCK, {0, 0, 0}};\r
+       c.d.asBytes[0] = 0x0; \r
+\r
+       //Password mode\r
+       // if ( res == 2 ) {\r
+               // c.arg[2] = password;\r
+               // c.d.asBytes[0] = 0x1; \r
+       // }\r
+\r
+       SendCommand(&c);\r
+       if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {\r
+               PrintAndLog("command execution time out");\r
+               return FALSE;\r
        }\r
        \r
-       if (GetFskClock("", FALSE, FALSE)){ //wave is almost certainly FSK\r
-               // FSK\r
-               if ( FSKrawDemod("0 0", FALSE) && test())\r
-                       printT55xx("FSK");\r
-               // FSK inverted\r
-               if ( FSKrawDemod("0 1", FALSE) && test()) \r
-                       printT55xx("FSK inv");\r
+       uint8_t got[12000];\r
+       GetFromBigBuf(got,sizeof(got),0);\r
+       WaitForResponse(CMD_ACK,NULL);\r
+       setGraphBuf(got, 12000);\r
+       \r
+       tryDetectModulation();\r
+       return 0;\r
+}\r
+\r
+// detect configuration?\r
+bool tryDetectModulation(){\r
+       \r
+       uint8_t hits = 0;\r
+       \r
+       //IF true, the wave is almost certainly FSK\r
+       if (GetFskClock("", FALSE, FALSE)){ \r
+\r
+               if ( FSKrawDemod("0 0", FALSE) && test()){\r
+                       printT55xxBlock("FSK");\r
+                       ++hits;\r
+               }\r
+               if ( FSKrawDemod("0 1", FALSE) && test()) {\r
+                       printT55xxBlock("FSK inv");\r
+                       ++hits;\r
+               }\r
     } else {\r
-               // ASK/MAN (autoclock, normal, maxerrors 1)\r
-               if ( ASKmanDemod("0 0 1", FALSE, FALSE) && test()) \r
-                       printT55xx("ASK/MAN");\r
-               \r
-               // ASK/MAN (autoclock, inverted, maxerrors 1)\r
-               if ( ASKmanDemod("0 1 1", FALSE, FALSE)  && test()) \r
-                       printT55xx("ASK/MAN Inv");\r
-\r
-               // NZR (autoclock, normal, maxerrors 1)\r
-               if ( NRZrawDemod("0 0 1", FALSE)  && test()) \r
-                       printT55xx("NZR");\r
-               // NZR (autoclock, inverted, maxerrors 1)\r
-               if ( NRZrawDemod("0 1 1", FALSE)  && test()) \r
-                       printT55xx("NZR inv");\r
+               if ( ASKmanDemod("0 0 1", FALSE, FALSE) && test()) {\r
+                       printT55xxBlock("ASK/MAN");\r
+                       ++hits;\r
+               }\r
+\r
+               if ( ASKmanDemod("0 1 1", FALSE, FALSE)  && test()) {\r
+                       printT55xxBlock("ASK/MAN Inv");\r
+                       ++hits;\r
+               }\r
                \r
-               // PSK (autoclock, normal, maxerrors 1)\r
-               if ( PSKDemod("0 0 1", FALSE)  && test()) \r
-                       printT55xx("PSK");\r
+               if ( NRZrawDemod("0 0 1", FALSE)  && test()) {\r
+                       printT55xxBlock("NZR");\r
+                       ++hits;\r
+               }\r
 \r
-               // PSK (autoclock, inverted, maxerrors 1)\r
-               if ( PSKDemod("0 1 1", FALSE) && test()) \r
-                       printT55xx("PSK inv");\r
+               if ( NRZrawDemod("0 1 1", FALSE)  && test()) {\r
+                       printT55xxBlock("NZR inv");\r
+                       ++hits;\r
+               }\r
                \r
-               //PSK2?\r
+               if ( PSKDemod("0 0 1", FALSE)  && test()) {\r
+                       printT55xxBlock("PSK");\r
+                       ++hits;\r
+               }\r
                \r
-               // if (!BiphaseRawDecode("0",FALSE)  && test()) \r
+               if ( PSKDemod("0 1 1", FALSE) && test()) {\r
+                       printT55xxBlock("PSK inv");\r
+                       ++hits;\r
+               }\r
+               //PSK2?\r
+               // if (!BiphaseRawDecode("0",FALSE)  && test()) {\r
                        // printT55xx("BIPHASE");\r
-               \r
-               // if (!BiphaseRawDecode("1",FALSE) && test()) \r
+               //}\r
+               // if (!BiphaseRawDecode("1",FALSE) && test()) {\r
                        // printT55xx("BIPHASE inv");\r
-       }\r
-       return 0;\r
+               // }\r
+       }               \r
+       if ( hits == 1) \r
+               return TRUE;\r
+       \r
+       if ( hits > 1)\r
+               PrintAndLog("Found [%d] possible matches for modulation.",hits);\r
+\r
+       return FALSE;\r
 }\r
+\r
 bool test(){\r
 \r
        if ( !DemodBufferLen) \r
@@ -280,7 +374,7 @@ bool test(){
        return FALSE;\r
 }\r
 \r
-void printT55xx(const char *demodStr){\r
+void printT55xxBlock(const char *demodStr){\r
        \r
        uint32_t blockData = 0;\r
        uint8_t bits[MAX_GRAPH_TRACE_LEN] = {0x00};\r
@@ -293,7 +387,7 @@ void printT55xx(const char *demodStr){
                bits[i]=DemodBuffer[i];\r
        \r
        blockData = PackBits(1, 32, bits);\r
-       PrintAndLog("0x%08X  %s [%s]", blockData, sprint_bin(bits+1,32), demodStr );\r
+       PrintAndLog("0x%08X  %s [%s]", blockData, sprint_bin(bits+1,32), demodStr);\r
 }\r
 \r
 /*\r
@@ -310,7 +404,7 @@ size = fskdemod(dest, size, 64, 1, 10, 8);  // FSK2a RF/64
 PSK1\r
 errCnt = pskRawDemod(bits, &bitlen, 32, 0);\r
 */\r
-int CmdWriteBlk(const char *Cmd)\r
+int CmdT55xxWriteBlock(const char *Cmd)\r
 {\r
        int block = 8; //default to invalid block\r
        int data = 0xFFFFFFFF; //default to blank Block \r
@@ -351,7 +445,7 @@ int CmdWriteBlk(const char *Cmd)
        return 0;\r
 }\r
 \r
-int CmdReadTrace(const char *Cmd)\r
+int CmdT55xxReadTrace(const char *Cmd)\r
 {\r
        uint8_t bits[MAX_GRAPH_TRACE_LEN] = {0x00};\r
 \r
@@ -431,7 +525,7 @@ int CmdReadTrace(const char *Cmd)
   return 0;\r
 }\r
 \r
-int CmdInfo(const char *Cmd){\r
+int CmdT55xxInfo(const char *Cmd){\r
        /*\r
                Page 0 Block 0 Configuration data.\r
                Normal mode\r
@@ -442,7 +536,7 @@ int CmdInfo(const char *Cmd){
        if (cmdp == 'h' || cmdp == 'H') {\r
                return usage_t55xx_info();\r
        } else {\r
-               CmdReadBlk("0");\r
+               CmdT55xxReadBlock("0");\r
        }       \r
 \r
        // config\r
@@ -492,7 +586,7 @@ int CmdInfo(const char *Cmd){
        return 0;\r
 }\r
 \r
-int CmdDump(const char *Cmd){\r
+int CmdT55xxDump(const char *Cmd){\r
 \r
        char s[20] = {0x00};\r
        uint8_t pwd[4] = {0x00};\r
@@ -518,7 +612,7 @@ int CmdDump(const char *Cmd){
                } else {\r
                        sprintf(s,"%d", i);\r
                }\r
-               CmdReadBlk(s);\r
+               CmdT55xxReadBlock(s);\r
        }\r
        return 0;\r
 }\r
@@ -636,11 +730,12 @@ static command_t CommandTable[] =
 {\r
   {"help",   CmdHelp,           1, "This help"},\r
   {"config", CmdT55xxSetConfig, 1, "Set T55XX config for modulation, inversed data"},\r
-  {"read",   CmdReadBlk,        0, "<block> [password] -- Read T55xx block data (page 0) [optional password]"},\r
-  {"write",  CmdWriteBlk,       0, "<block> <data> [password] -- Write T55xx block data (page 0) [optional password]"},\r
-  {"trace",  CmdReadTrace,      0, "[1] Read T55xx traceability data (page 1/ blk 0-1)"},\r
-  {"info",   CmdInfo,           0, "[1] Read T55xx configuration data (page 0/ blk 0)"},\r
-  {"dump",   CmdDump,           0, "[password] Dump T55xx card block 0-7. [optional password]"},\r
+  {"detect", CmdT55xxDetect,    0, "Try detecting the tag modulation from reading the configuration block."},\r
+  {"read",   CmdT55xxReadBlock, 0, "<block> [password] -- Read T55xx block data (page 0) [optional password]"},\r
+  {"write",  CmdT55xxWriteBlock,0, "<block> <data> [password] -- Write T55xx block data (page 0) [optional password]"},\r
+  {"trace",  CmdT55xxReadTrace, 0, "[1] Show T55xx traceability data (page 1/ blk 0-1)"},\r
+  {"info",   CmdT55xxInfo,      0, "[1] Show T55xx configuration data (page 0/ blk 0)"},\r
+  {"dump",   CmdT55xxDump,      0, "[password] Dump T55xx card block 0-7. [optional password]"},\r
   {NULL, NULL, 0, NULL}\r
 };\r
 \r
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